Advisory details:
vulnrichment / CVE-2026-32011
| Advisory ID | vulnrichment/CVE-2026-32011 |
| Aliases | |
| Summary | OpenClaw versions prior to 2026.3.2 contain a denial of service vulnerability in webhook handlers for BlueBubbles and Google Chat that parse request bodies before performing authentication and signature validation. Unauthenticated attackers can exploit this by sending slow or oversized request bodies to exhaust parser resources and degrade service availability. |
| Status | Published |
| Exploitability | 0.5 |
| Weighted Severity | 0.0 |
| Risk | |
| Affected and Fixed Packages | Package Details |
| Introduced and Fixed Package Commit Patches | Package Commit Patches Details |
| System | Score | Found at |
|---|---|---|
| cvssv3.1 | 7.5 | |
| cvssv4 | 8.7 | |
| ssvc | Track |
| Reference id | Reference type | URL |
|---|---|---|
| d3e8b17aa6432536806b4853edc7939d891d0f25 | Other | https://github.com/openclaw/openclaw/commit/d3e8b17aa6432536806b4853edc7939d891d0f25 |
| GHSA-x4vp-4235-65hg | Advisory | https://github.com/openclaw/openclaw/security/advisories/GHSA-x4vp-4235-65hg |
| openclaw-slow-request-denial-of-service-via-pre-auth-webhook-body-parsing | Advisory | https://www.vulncheck.com/advisories/openclaw-slow-request-denial-of-service-via-pre-auth-webhook-body-parsing |
No EPSS data available for this advisory.
| Patch URL | |
|---|---|
| There are no known patches. | |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Attack Vector (AV) | Attack Complexity (AC) | Attack Requirements (AT) | Privileges Required (PR) | User Interaction (UI) | Vulnerable System Impact Confidentiality (VC) | Vulnerable System Impact Integrity (VI) | Vulnerable System Impact Availability (VA) | Subsequent System Impact Confidentiality (SC) | Subsequent System Impact Integrity (SI) | Subsequent System Impact Availability (SA) |
|---|---|---|---|---|---|---|---|---|---|---|
network adjacent local physical |
low high |
none present |
none low high |
none passive active |
high low none |
high low none |
high low none |
high low none |
high low none |
high low none |
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-20T15:03:36Z/
Decision: Track
Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2026/32xxx/CVE-2026-32011.json
Source Advisory: vulnrichment/CVE-2026-32011
[{'Exploitation': 'none'},
{'Automatable': 'yes'},
{'Technical Impact': 'partial'},
{'Mission Prevalence': 'minimal'},
{'Public Well-being Impact': 'material'},
{'Mission & Well-being': 'medium'}]